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openvasCopyright (C) 2020 Greenbone Networks GmbHOPENVAS:1361412562310143763
HistoryApr 24, 2020 - 12:00 a.m.

Squid Security Update Advisory (SQUID-2019:12)

2020-04-2400:00:00
Copyright (C) 2020 Greenbone Networks GmbH
plugins.openvas.org
14

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.9

Confidence

Low

EPSS

0.034

Percentile

91.4%

Squid is prone to multiple vulnerabilities.

# Copyright (C) 2020 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

CPE = "cpe:/a:squid-cache:squid";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.143763");
  script_version("2022-07-20T10:33:02+0000");
  script_tag(name:"last_modification", value:"2022-07-20 10:33:02 +0000 (Wed, 20 Jul 2022)");
  script_tag(name:"creation_date", value:"2020-04-24 07:31:16 +0000 (Fri, 24 Apr 2020)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-02-11 14:43:00 +0000 (Thu, 11 Feb 2021)");

  script_cve_id("CVE-2019-12519", "CVE-2019-12521");

  script_tag(name:"qod_type", value:"remote_banner_unreliable");

  script_tag(name:"solution_type", value:"VendorFix");

  script_name("Squid Security Update Advisory (SQUID-2019:12)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Web Servers");
  script_dependencies("gb_squid_http_detect.nasl");
  script_mandatory_keys("squid/detected");

  script_tag(name:"summary", value:"Squid is prone to multiple vulnerabilities.");

  script_tag(name:"insight", value:"The following flaws exist:

  - CVE-2019-12519: Stack based buffer overflow vulnerability

  - CVE-2019-12521: Heap buffer overflow vulnerability");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");

  script_tag(name:"affected", value:"Squid versions 3.x through 3.5.28, 4.x through 4.10 and
  5.x through 5.0.1.");

  script_tag(name:"solution", value:"Update to version 4.11, 5.0.2 or later.");

  script_xref(name:"URL", value:"http://www.squid-cache.org/Advisories/SQUID-2019_12.txt");
  script_xref(name:"URL", value:"https://gitlab.com/jeriko.one/security/-/blob/master/squid/CVEs/CVE-2019-12519.txt");
  script_xref(name:"URL", value:"https://gitlab.com/jeriko.one/security/-/blob/master/squid/CVEs/CVE-2019-12521.txt");

  exit(0);
}

include("host_details.inc");
include("version_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!version = get_app_version(cpe: CPE, port: port))
  exit(0);

if (version_in_range(version: version, test_version: "3.0", test_version2: "3.5.28") ||
    version_in_range(version: version, test_version: "4.0", test_version2: "4.10")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "4.11");
  security_message(port: port, data: report);
  exit(0);
}

if (version_in_range(version: version, test_version: "5.0", test_version2: "5.0.1")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "5.0.2");
  security_message(port: port, data: report);
  exit(0);
}

exit(99);

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.9

Confidence

Low

EPSS

0.034

Percentile

91.4%